Dell MXG610s Setup Manual page 6

NOTE: The switch module works in switch module slots C1 and C2 in the blade
server chassis. Do not insert the switch module in any other slot because this
action may damage the chassis or switch module connector pins.
1 Remove the orange plastic protective cover for the backplane connector.
Figure 2. Dell EMC PowerEdge MX7000 chassis back view with switch module slots
marked
1 PowerEdge MX7000 chassis back
view
3 Switch module slot C1
2 Orient the switch module port side facing you.
The module latch is on the right side.
6 MXG610s Setup Guide
2 Switch module slot C2